导航:题目详情 | 答案解析 | 相关问题 | 最新问题 Before you left please _____ all the windows are closed.A.sureB.make sureC.certainD.as 大学 2018-06-04 16:14:33 在职攻硕英语 已帮助 人 Before you left, please _____ all the windows are closed.A.sureB.make sureC.certainD.assure 热搜:关于氨基酸代谢错误的论述是_________。 答案解析 难度★★☆ 搜索 参考答案:B 相关问题 1、He ordered that everything ______ kept in its original form. before his aunt left.A.would 2017-08-15 2、Please make sure the regulations about how to______the Customs before you choose the chann 2017-08-23 3、Please _____ your food slowly before _____ it.A. swallow / chewingB. chewing / swal 2017-11-05 4、Before he left his vacation he went to the hank to______ some money.A.pullB.drawC.pickD.ga 2018-02-22 5、I believe you have ______ some important points in the report.A.left aloneB.left behindC.l 2019-10-09 6、Please excuse me if I have left any of my questions ______A.to be unansweredB.not to answe 2019-11-12